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13244961 = 315832789
BaseRepresentation
bin110010100001…
…101000100001
3220220220200010
4302201220201
511342314321
61151515133
7220403022
oct62415041
926826603
1013244961
117527154
124528aa9
132989872
141a8ac49
151269676
hexca1a21

13244961 has 8 divisors (see below), whose sum is σ = 17677440. Its totient is φ = 8821232.

The previous prime is 13244953. The next prime is 13244963. The reversal of 13244961 is 16944231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13244961 - 23 = 13244953 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13244963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3355 + ... + 6143.

It is an arithmetic number, because the mean of its divisors is an integer number (2209680).

Almost surely, 213244961 is an apocalyptic number.

It is an amenable number.

13244961 is a deficient number, since it is larger than the sum of its proper divisors (4432479).

13244961 is a wasteful number, since it uses less digits than its factorization.

13244961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4375.

The product of its digits is 5184, while the sum is 30.

The square root of 13244961 is about 3639.3627189386. The cubic root of 13244961 is about 236.6011736607.

The spelling of 13244961 in words is "thirteen million, two hundred forty-four thousand, nine hundred sixty-one".

Divisors: 1 3 1583 2789 4749 8367 4414987 13244961